offshore standards离岸标准规范

Technical delivery conditionsРР EN 10222 Steel forgings for pressure purposesРР EN 10225 Weldable structural steels for fixed offshore structures - Technical delivery conditionsРР EN 10228 Non-destructive Testing of Steel ForgingsРР EN 10253 Butt-welding pipe fittingsРР EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature propertiesРР ISO 148-1 Metallic materials - Charpy pendulum impact test - Part 1: Test methodРРРOffshore standards, DNVGL-OS-B101. Edition January 2018 Page 10РMetallic materialsРР DNV GL AS